law. if a judge decides the state has hasn't adequately assisted in getting the identification, he can block the law from being imposed. the judge could leave the law in effect but let voters cast a provisional ballot. >>> jerry brown signed new legislation to let immigrants get driver's license. it covers immigrants who came to the u.s. before they were 16 and meet criteria to apply for a federal work permit program. >>> speaking of those young folks, when asked about the same workers, mitt romney said he would honor their temporary visas and allow the workers to say in the u.s. if he becomes president. this of course, is that executive order that the president signed. mitt romney had not said whether he was going to keep that order in place or rescind it. he says now, you can keep it in place. >>> one border patrol agent has been killed in a shooting near the mexico/arizona border. we're following that story. we'll get you more updates as we get them. >>> in today's deep dive, president